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path: root/ogcp/views.py
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from flask import g, render_template, url_for, request, jsonify, make_response
from ogcp.forms.action_forms import (
    WOLForm, PartitionForm, ClientDetailsForm, HardwareForm
)
from ogcp.og_server import OGServer
from flask_babel import _
from ogcp import app
import requests

FS_CODES = {
    0: 'DISK',
    1: 'EMPTY',
    2: 'CACHE',
    6: 'EXT4',
    13: 'NTFS'
}

PART_TYPE_CODES = {
    0: 'EMPTY',
    1: 'DISK',
    7: 'NTFS',
    131: 'LINUX',
    218: 'DATA'
}

def parse_ips(checkboxes_dict):
    ips = set()
    for key, ips_list in checkboxes_dict.items():
        if key != 'csrf_token':
            ips.update(ips_list.split(' '))
    return ips

def get_client_setup(ip):
    payload = payload = {'client': list(ip)}
    r = g.server.get('/client/setup', payload)
    db_partitions = r.json()['partitions']
    for partition in db_partitions:
        partition['code'] = PART_TYPE_CODES[partition['code']]
        partition['filesystem'] = FS_CODES[partition['filesystem']]
    return db_partitions

def parse_scopes_from_tree(tree, scope_type):
    scopes = []
    for scope in tree['scope']:
        if scope['type'] == scope_type:
            scopes.append(scope)
        else:
            scopes += parse_scopes_from_tree(scope, scope_type)
    return scopes

@app.before_request
def load_config():
    g.server = OGServer()
    g.server.load_config('ogcp/cfg/ogserver.json')

@app.errorhandler(404)
def page_not_found(error):
    return render_template('error.html', message=error), 404

@app.errorhandler(500)
def server_error(error):
    return render_template('error.html', message=error), 500

@app.route('/')
def index():
    return render_template('base.html')

@app.route('/scopes/')
def scopes():
    def add_state_and_ips(scope, clients):
        if 'ip' in scope:
            filtered_client = filter(lambda x: x['addr']==scope['ip'], clients)
            client = next(filtered_client, False)
            if client:
                scope['state'] = client['state']
            else:
                scope['state'] = 'OFF'
            scope['ip'] = [scope['ip']]
        else:
            scope['ip'] = []
            for child in scope['scope']:
                scope['ip'] += add_state_and_ips(child, clients)
        return scope['ip']

    r = g.server.get('/scopes')
    scopes = r.json()
    r = g.server.get('/clients')
    clients = r.json()
    add_state_and_ips(scopes, clients['clients'])
    return render_template('scopes.html', scopes=scopes, clients=clients)

@app.route('/action/poweroff', methods=['POST'])
def action_poweroff():
    ips = parse_ips(request.form.to_dict())
    payload = {'clients': list(ips)}
    g.server.post('/poweroff', payload)
    return make_response("200 OK", 200)

@app.route('/action/wol', methods=['GET', 'POST'])
def action_wol():
    form = WOLForm(request.form)
    if request.method == 'POST' and form.validate():
        wol_type = form.wol_type.data
        ips = parse_ips(request.form.to_dict())
        payload = {'type': wol_type, 'clients': list(ips)}
        g.server.post('/wol', payload)
        return make_response("200 OK", 200)
    else:
        ips = parse_ips(request.args.to_dict())
        form.ips.data = " ".join(ips)
        return render_template('actions/wol.html', form=form)

@app.route('/action/setup', methods=['GET'])
def action_setup_show():
    ips = parse_ips(request.args.to_dict())
    db_partitions = get_client_setup(ips)
    forms = [PartitionForm() for _ in db_partitions]
    forms = list(forms)
    for form, db_part in zip(forms, db_partitions):
        form.ips.data = " ".join(ips)
        form.disk.data = db_part['disk']
        form.partition.data = db_part['partition']
        form.part_type.data = db_part['code']
        form.fs.data = db_part['filesystem']
        form.size.data = db_part['size']
        form.modify.render_kw = {"formaction": url_for('action_setup_modify')}
        form.delete.render_kw = {"formaction": url_for('action_setup_delete')}
    return render_template('actions/setup.html', forms=forms)

@app.route('/action/setup/modify', methods=['POST'])
def action_setup_modify():
    form = PartitionForm(request.form)
    if form.validate():
        ips = form.ips.data.split(' ')
        db_partitions = get_client_setup(ips)

        payload = {'clients': ips,
                   'disk': str(form.disk.data),
                   'cache': str(0),
                   'cache_size': str(0),
                   'partition_setup': []}

        for db_part in db_partitions:
            if db_part['partition'] == 0:
                # Skip if this is disk setup.
                continue
            partition_setup = {'partition': str(db_part['partition']),
                               'code': db_part['code'],
                               'filesystem': db_part['filesystem'],
                               'size': str(db_part['size']),
                               'format': str(int(False))}
            payload['partition_setup'].append(partition_setup)

        modified_part = payload['partition_setup'][int(form.partition.data) - 1]
        modified_part['filesystem'] = str(form.fs.data)
        modified_part['code'] = str(form.part_type.data)
        modified_part['size'] = str(form.size.data)
        modified_part['format'] = str(int(form.format_partition.data))

        r = g.server.post('/setup', payload=payload)
        if r.status_code == requests.codes.ok:
            return make_response("200 OK", 200)
    return make_response("400 Bad Request", 400)

@app.route('/action/setup/delete', methods=['POST'])
def action_setup_delete():
    form = PartitionForm(request.form)
    if form.validate():
        ips = form.ips.data.split(' ')
        db_partitions = get_client_setup(ips)

        payload = {'clients': ips,
                   'disk': str(form.disk.data),
                   'cache': str(0),
                   'cache_size': str(0),
                   'partition_setup': []}

        for db_part in db_partitions:
            if db_part['partition'] == 0:
                # Skip if this is disk setup.
                continue
            partition_setup = {'partition': str(db_part['partition']),
                               'code': db_part['code'],
                               'filesystem': db_part['filesystem'],
                               'size': str(db_part['size']),
                               'format': str(int(False))}
            payload['partition_setup'].append(partition_setup)

        modified_part = payload['partition_setup'][int(form.partition.data) - 1]
        modified_part['filesystem'] = FS_CODES[1]
        modified_part['code'] = PART_TYPE_CODES[0]
        modified_part['size'] = str(0)
        modified_part['format'] = str(int(True))

        r = g.server.post('/setup', payload=payload)
        if r.status_code == requests.codes.ok:
            return make_response("200 OK", 200)
    return make_response("400 Bad Request", 400)

@app.route('/action/hardware', methods=['GET', 'POST'])
def action_hardware():
    form = HardwareForm(request.form)
    if request.method == 'POST':
        ips = form.ips.data.split(' ')
        r = g.server.post('/hardware', payload={'clients': ips})
        if r.status_code == requests.codes.ok:
            return make_response("200 OK", 200)
        return make_response("400 Bad Request", 400)
    else:
        ips = parse_ips(request.args.to_dict())
        form.ips.data = ' '.join(ips)
        r = g.server.get('/hardware', payload={'client': list(ips)})
        hardware = r.json()['hardware']
        return render_template('actions/hardware.html', form=form,
                               hardware=hardware)

@app.route('/action/client/info', methods=['GET'])
def action_client_info():
    form = ClientDetailsForm()
    ips = parse_ips(request.args.to_dict())
    payload = {'client': list(ips)}
    r = g.server.get('/client/info', payload)
    db_client = r.json()

    form.name.data = db_client['name']
    form.ip.data = db_client['ip']
    form.mac.data = db_client['mac']
    form.serial_number.data = db_client['serial_number']
    form.netmask.data = db_client['netmask']
    form.livedir.data = db_client['livedir']
    form.remote.data = db_client['remote']
    form.maintenance.data = db_client['maintenance']
    form.netiface.data = db_client['netiface']
    form.netdriver.data = db_client['netdriver']
    form.repo.data = db_client['repo_id']
    form.room.data = db_client['room']
    form.boot.data = db_client['boot']

    r = g.server.get('/mode')
    available_modes = [(mode, mode) for mode in r.json()['modes']]
    form.boot.choices = list(available_modes)

    r = g.server.get('/scopes')
    rooms = parse_scopes_from_tree(r.json(), 'room')
    rooms = [(room['id'], room['name']) for room in rooms]
    form.room.choices = list(rooms)

    form.create.render_kw = {"style": "visibility:hidden;"}
    return render_template('actions/client_details.html', form=form)

@app.route('/action/client/add', methods=['GET', 'POST'])
def action_client_add():
    form = ClientDetailsForm(request.form)
    if request.method == 'POST':
        payload = {"boot": form.boot.data,
                   "ip": form.ip.data,
                   "livedir": form.livedir.data,
                   "mac": form.mac.data,
                   "maintenance": form.maintenance.data,
                   "name": form.name.data,
                   "netdriver": form.netdriver.data,
                   "netiface": form.netiface.data,
                   "netmask": form.netmask.data,
                   "remote": form.remote.data,
                   "repo_id": int(form.repo.data),
                   "room": int(form.room.data),
                   "serial_number": form.serial_number.data}

        r = g.server.post('/client/add', payload)
        if r.status_code == requests.codes.ok:
            return make_response("200 OK", 200)
        return make_response("400 Bad Request", 400)
    else:
        r = g.server.get('/mode')
        available_modes = [(mode, mode) for mode in r.json()['modes']]
        form.boot.choices = list(available_modes)

        r = g.server.get('/scopes')
        rooms = parse_scopes_from_tree(r.json(), 'room')
        rooms = [(room['id'], room['name']) for room in rooms]
        form.room.choices = list(rooms)

        form.create.render_kw = {"formaction": url_for('action_client_add')}
        return render_template('actions/client_details.html', form=form)

@app.route('/action/reboot', methods=['POST'])
def action_reboot():
    ips = parse_ips(request.form.to_dict())
    payload = {'clients': list(ips)}
    g.server.post('/reboot', payload)
    return make_response("200 OK", 200)

@app.route('/action/refresh', methods=['POST'])
def action_refresh():
    ips = parse_ips(request.form.to_dict())
    payload = {'clients': list(ips)}
    g.server.post('/refresh', payload)
    return make_response("200 OK", 200)